From 2667b4d78ede7dbcc4068acc43ad80209fbb2440 Mon Sep 17 00:00:00 2001
From: Art4 <art4@wlabs.de>
Date: Thu, 13 Mar 2025 11:38:18 +0000
Subject: [PATCH] Fix error in libravatar addon

---
 libravatar/Services/Libravatar.php | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/libravatar/Services/Libravatar.php b/libravatar/Services/Libravatar.php
index e51ef070..a5bd0793 100644
--- a/libravatar/Services/Libravatar.php
+++ b/libravatar/Services/Libravatar.php
@@ -361,19 +361,19 @@ class Services_Libravatar
     protected function domainGet($identifier)
     {
         if ($identifier === null) {
-            return null;
+            return '';
         }
 
         // What are we, email or openid? Split ourself up and get the
         // important bit out.
         if (filter_var($identifier, FILTER_VALIDATE_EMAIL)) {
             $email = explode('@', $identifier);
-            return $email[1];
+            return (string) $email[1];
         }
 
         //OpenID
         $url    = parse_url($identifier);
-        $domain = $url['host'];
+        $domain = (string) $url['host'];
         if (isset($url['port']) && $url['scheme'] === 'http'
             && $url['port'] != 80
             || isset($url['port']) && $url['scheme'] === 'https'